/* TCL presentation: styles on top of ../../engine/engine.css (structure copied from autodoc). */

/* --- Cover: headline left, assistant reply with the TCL app right --- */
.slide-cover__intro { width: 1000px; top: 300px; }
.slide-cover__title { margin: 0; font-size: 78px; line-height: 1.1; }
.slide-cover .cover-chat { width: 600px; top: 300px; right: 130px; }
.slide-cover .cover-chat__body { gap: 20px; padding: 26px 26px 24px; }
.slide-cover .cover-chat__user { align-self: stretch; line-height: 1.4; }
.cover-app { gap: 14px; padding: 14px 14px 14px 16px; }
.cover-app__icon { border-radius: 12px; flex: none; width: 52px; height: 52px; font-size: 15px; }
/* Placeholder TCL mark (text on navy) until the official logo is uploaded */
.tcl-mark {
  background: var(--slide-navy);
  color: #fff;
  font-family: var(--font-sans);
  font-weight: 900;
  letter-spacing: 0.04em;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.tcl-mark img { width: 100%; height: 100%; object-fit: contain; display: block; }
.cover-app__name { letter-spacing: 0.02em; font-weight: 700 !important; }
.cover-app__hint { color: var(--slide-ink-muted); white-space: nowrap; font-size: 14px; }
.cover-app__buttons { flex: none; gap: 8px; margin-left: auto; display: flex; }
.cover-app__btn { border: 1px solid var(--cover-card-border); color: var(--slide-navy); white-space: nowrap; border-radius: 999px; padding: 8px 13px; font-size: 14px; font-weight: 600; }
.cover-app__btn--primary { background: var(--slide-navy); border-color: var(--slide-navy); color: var(--slide-paper); }

/* --- Title + screenshot (slides 2 and 5) --- */
.slide-demo--media .slide-demo__center { justify-content: flex-start; gap: 56px; padding: 96px 150px 150px; }
.slide-demo--media .slide-demo__center-title { max-width: 1500px; font-size: 64px; }
.slide-pitch__image { object-fit: contain; border-radius: 28px; width: auto; max-width: 100%; height: auto; min-height: 0; max-height: 560px; box-shadow: 0 30px 70px -30px var(--slide-navy); display: block; }
@supports (color: color-mix(in lab, red, red)) {
  .slide-pitch__image { box-shadow: 0 30px 70px -30px color-mix(in oklab, var(--slide-navy) 30%, transparent); }
}
.slide-demo--timeline .slide-demo__center { gap: 28px; padding-top: 70px; }

/* --- Slide 5: AI platforms roadmap --- */
.ai-roadmap {
  --navy: #12233d; --navy-2: #414f64; --muted: #6f7a88; --primary: #2969cc; --border: #dae4f2; --guide: #cce0ff;
  --claude: #d97757; --chatgpt: #10a37f; --gemini: #4f7df3;
  color: var(--navy); width: 1400px; max-width: 100%; font-family: var(--font-sans); font-variant-numeric: lining-nums;
}
.ai-roadmap__hint { color: var(--muted); margin: 0 0 10px; font-size: 13px; display: none; }
.ai-roadmap__scroll svg { width: 100%; height: auto; display: block; }
.ai-roadmap svg text { font-variant-numeric: lining-nums; }
.ai-roadmap .t-badge { font: 700 16px var(--font-sans); fill: var(--primary); }
.ai-roadmap .t-stop { font: 700 22px var(--font-sans); fill: var(--navy); }
.ai-roadmap .t-stop-sub { font: 500 15px var(--font-sans); fill: var(--muted); }
.ai-roadmap .t-stop-note { font: 700 15px var(--font-sans); fill: var(--primary); }
.ai-roadmap .t-pill { font: 800 22px var(--font-sans); fill: #fff; }
.ai-roadmap .t-date { font: 800 13px var(--font-sans); letter-spacing: 0.1em; }
.ai-roadmap .t-desc { font: 500 15px var(--font-sans); fill: var(--navy-2); }
.ai-roadmap .t-desc-b { font: 700 15px var(--font-sans); fill: var(--navy); }
.ai-roadmap .t-term { font: 800 26px var(--font-sans); fill: var(--navy); }
.ai-roadmap .t-term-sub { font: 500 15px var(--font-sans); fill: var(--muted); }
.ai-roadmap .t-list { font: 500 16px var(--font-sans); fill: var(--navy-2); }
.ai-roadmap .t-list .b { font-weight: 800; fill: var(--navy); }
.ai-roadmap .t-chip { font: 800 11px var(--font-sans); letter-spacing: 0.12em; fill: var(--gemini); }
.ai-roadmap .pulse { transform-origin: 800px 600px; animation: 2.4s ease-out infinite ai-roadmap-pulse; }
@keyframes ai-roadmap-pulse { 0% { opacity: 0.55; transform: scale(0.7); } to { opacity: 0; transform: scale(1.6); } }
@media (prefers-reduced-motion: reduce) { .ai-roadmap .pulse { opacity: 0.25; animation: none; } }
.ai-roadmap__legend { border-top: 1px solid var(--border); color: var(--navy-2); flex-wrap: wrap; align-items: center; gap: 12px 32px; margin-top: 16px; padding-top: 18px; font-size: 16px; font-weight: 600; display: flex; }
.ai-roadmap__legend > span { align-items: center; gap: 10px; display: inline-flex; }
.ai-roadmap__legend svg { flex: none; }

/* --- Slide 2: assistant screenshot rebuilt from components --- */
.chat-shot {
  --chat-font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --chat-ink: #1a1a1a; --chat-muted: #8a8a8a; --chat-line: #e3e3e3;
  background: #fafafa; width: 1520px; max-width: 100%; font-family: var(--chat-font); color: var(--chat-ink); text-align: left; border-radius: 28px; flex: none;
  box-shadow: 0 30px 70px -30px var(--slide-navy);
}
@supports (color: color-mix(in lab, red, red)) {
  .chat-shot { box-shadow: 0 30px 70px -30px color-mix(in oklab, var(--slide-navy) 30%, transparent); }
}
.chat-shot__inner { flex-direction: column; width: 1078px; margin: 0 auto 0 210px; padding: 36px 0 44px; display: flex; }
.chat-shot p { margin: 0; }
.chat-shot__user { color: #1f2a22; background: #dff3e5; border-radius: 31px; align-self: flex-end; padding: 14px 23px; font-size: 22px; line-height: 1.5; }
.chat-shot__meta { color: var(--chat-muted); align-items: center; gap: 6px; margin-top: 58px !important; font-size: 22px; line-height: 1.4; display: flex; }
.chat-shot__meta--tool { color: #4a4a4a; margin-top: 30px !important; }
.chat-shot__tool-icon { letter-spacing: -0.12em; margin-right: 4px; font-size: 18px; font-weight: 600; }
.chat-shot__chevron, .chat-shot__actions svg { fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.chat-shot__chevron { width: 20px; height: 20px; }
.chat-shot__actions circle { fill: currentColor; stroke: none; }
.chat-shot__app { border: 1px solid var(--chat-line); background: #fff; border-radius: 31px; align-items: center; gap: 16px; margin-top: 38px; padding: 21px 22px; display: flex; }
.chat-shot__app .tcl-mark { border-radius: 14px; flex: none; width: 66px; height: 66px; font-size: 19px; }
.chat-shot__app-text { flex-direction: column; flex: 1; gap: 4px; min-width: 0; font-size: 19px; display: flex; }
.chat-shot__app-text strong { font-size: 22px; font-weight: 600; }
.chat-shot__app-text span { color: var(--chat-muted); }
.chat-shot__btn { white-space: nowrap; border: 1px solid var(--chat-line); background: #fff; border-radius: 999px; flex: none; padding: 16px 24px; font-size: 20px; font-weight: 600; line-height: 1.3; }
.chat-shot__btn--primary { color: #fff; background: #1a1a1a; border-color: #1a1a1a; }
.chat-shot__reply { margin-top: 26px !important; font-size: 22px; line-height: 1.5; }
.chat-shot__actions { color: #4a4a4a; gap: 21px; margin-top: 24px; display: flex; }
.chat-shot__actions svg { width: 24px; height: 24px; }

/* --- Two videos side by side (slide 3) --- */
.slide-videos { background: var(--slide-paper); }
.slide-videos__title { text-align: center; max-width: none; font-size: 64px; position: absolute; top: 96px; left: 200px; right: 200px; }
.slide-videos__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); align-content: center; gap: 40px; display: grid; position: absolute; inset: 290px 150px 150px; }
.slide-videos .slide-demo__video-frame { width: 100%; max-height: none; }
.video-card { font: inherit; cursor: pointer; border: 0; padding: 0; display: block; position: relative; }
.video-card video { filter: blur(14px) saturate(0.9); transition: filter 0.45s cubic-bezier(0.22, 1, 0.36, 1), transform 0.45s cubic-bezier(0.22, 1, 0.36, 1); transform: scale(1.08); }
.video-card:after { content: ""; background: oklch(100% 0 0 / 0.35); transition: opacity 0.45s; position: absolute; inset: 0; }
.video-card__label { z-index: 1; background: var(--slide-navy); color: var(--slide-paper); border-radius: 999px; align-items: center; gap: 14px; padding: 16px 30px 16px 20px; font-size: 30px; font-weight: 800; transition: opacity 0.3s, transform 0.3s; display: flex; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); box-shadow: 0 18px 40px -18px var(--slide-navy); }
.video-card__play { background: var(--slide-blue); border-radius: 50%; flex: none; width: 40px; height: 40px; position: relative; }
.video-card__play:after { content: ""; border-top: 9px solid #0000; border-bottom: 9px solid #0000; border-left: 14px solid var(--slide-paper); position: absolute; top: 11px; left: 15px; }
.video-card.is-active video { filter: none; transform: none; }
.video-card.is-active:after, .video-card.is-active .video-card__label { opacity: 0; }
.video-card.is-active .video-card__label { transform: translate(-50%, -50%) scale(0.92); }
@media (hover: hover) { .video-card:not(.is-active):hover .video-card__label { transform: translate(-50%, -50%) scale(1.06); } }
.video-card:focus-visible { outline: 3px solid var(--slide-blue); outline-offset: 6px; }
@media (prefers-reduced-motion: reduce) { .video-card video, .video-card:after, .video-card__label { transition: none; } }

@media (width<=768px) and (orientation: portrait) {
  .slide-cover__title { margin: 0; font-size: 36px; }
  .slide-cover .cover-chat__body { gap: 12px; padding: 14px; }
  .cover-app { flex-wrap: wrap; gap: 10px; padding: 10px; }
  .cover-app__icon { border-radius: 9px; width: 36px; height: 36px; font-size: 11px; }
  .cover-app .cover-connector__text { flex: 1; min-width: 0; }
  .cover-app__hint { white-space: normal; font-size: 11px; }
  .cover-app__buttons { justify-content: flex-end; width: 100%; }
  .cover-app__btn { padding: 6px 12px; font-size: 12px; }
  .slide-demo--media .slide-demo__center { justify-content: center; gap: 24px; padding: 0; }
  .slide-demo--media .slide-demo__center-title, .slide-videos__title { font-size: 28px; }
  .slide-pitch__image { border-radius: 14px; max-height: none; }
  .ai-roadmap__hint { display: block; }
  .ai-roadmap__scroll { -webkit-overflow-scrolling: touch; overscroll-behavior-x: contain; margin: 0 -18px; padding: 0 18px; overflow-x: auto; }
  .ai-roadmap__scroll svg { min-width: 760px; }
  .ai-roadmap__legend { gap: 10px 18px; font-size: 12px; }
  .ai-roadmap__legend svg { width: auto; height: 16px; }
  .chat-shot { border-radius: 16px; width: 100%; }
  .chat-shot__inner { width: auto; margin: 0; padding: 16px 16px 18px; }
  .chat-shot__user, .chat-shot__meta, .chat-shot__reply { font-size: 13px; }
  .chat-shot__user { border-radius: 16px; padding: 8px 12px; }
  .chat-shot__meta { margin-top: 16px !important; }
  .chat-shot__meta--tool { margin-top: 8px !important; }
  .chat-shot__tool-icon { font-size: 11px; }
  .chat-shot__chevron { width: 14px; height: 14px; }
  .chat-shot__app { border-radius: 16px; flex-wrap: wrap; gap: 10px; margin-top: 14px; padding: 10px; }
  .chat-shot__app .tcl-mark { border-radius: 9px; width: 38px; height: 38px; font-size: 11px; }
  .chat-shot__app-text { flex-basis: calc(100% - 48px); gap: 1px; font-size: 11px; }
  .chat-shot__app-text strong { font-size: 14px; }
  .chat-shot__btn { padding: 7px 13px; font-size: 12px; }
  .chat-shot__btn:not(.chat-shot__btn--primary) { margin-left: auto; }
  .chat-shot__reply { margin-top: 12px !important; }
  .chat-shot__actions { gap: 14px; margin-top: 12px; }
  .chat-shot__actions svg { width: 16px; height: 16px; }
  .slide-videos { justify-content: center; }
  .slide-videos__title, .slide-videos__grid { position: static; inset: auto; }
  .slide-videos__grid { grid-template-columns: 1fr; gap: 18px; }
  .slide-videos .slide-demo__video-frame { border-radius: 14px; }
  .video-card__label { gap: 8px; padding: 8px 16px 8px 10px; font-size: 16px; }
  .video-card__play { width: 24px; height: 24px; }
  .video-card__play:after { border-top-width: 6px; border-bottom-width: 6px; border-left-width: 9px; top: 6px; left: 9px; }
}